Implement label update events grouping method
Implement label update events grouping method

saav/HubTurbo,saav/HubTurbo,HyungJon/HubTurbo,gaieepo/HubTurbo,HyungJon/HubTurbo,Sumei1009/HubTurbo,Sumei1009/HubTurbo,gaieepo/HubTurbo